2-(2-chlorophenyl)-3,4-dimethyl-2,6-dihydro-7H-pyrazolo[3,4-d]pyridazin-7-one synthesis

1synthesis methods

Product Name:2-(2-chlorophenyl)-3,4-dimethyl-2,6-dihydro-7H-pyrazolo[3,4-d]pyridazin-7-one
CAS Number:1081115-11-8
Molecular formula:C13H11ClN4O
Molecular Weight:274.71

Yield:1081115-11-8 77%

Reaction Conditions:

with hydrazine hydrate in ethanol; for 5 h;Reflux;

References:

Matiichuk;Potopnyk;Obushak [Russian Journal of Organic Chemistry,2008,vol. 44,# 9,p. 1352 - 1361] Location in patent:experimental part

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